铝合金方形型材
型号：OMB-1080-1000/OMB-1080-2000/OMB-1818-1000/OMB-1818-2000/OMB-2510-1000/​​OMF-1080-1000/​OMF-1080-2000/OMF-1818-1000/OMF-1818-2000/OMF-2510-1000/​